Finding the Fourth Proportional to 153,809.97, 230,713.50 and 48,628.95
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Solution
The fourth proportional to 153,809.97, 230,713.50 and 48,628.95 is: 72,942.96
Step by Step Solution
- Step 1: Write the proportion equation
153,809.97 : 230,713.50 = 48,628.95 : x - Step 2: Convert to fraction form
153,809.97/230,713.50 = 48,628.95/x - Step 3: Cross multiply
153,809.97x = 230,713.50 × 48,628.95 - Step 4: Simplify right side
153,809.97x = 11,219,355,255.83 - Step 5: Solve for x
x = 11,219,355,255.83/153,809.97 - Step 6: Final answer
x = 72,942.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.